A tile manufacturer has supplied the following data:

Boxes of tiles produced and sold $520,000$

Sales revenue $ $2,132,000$

Variable manufacturing expense $ $650,000$

Fixed manufacturing expense $ $464,000$

Variable selling and administrative expense $ $260,000$

Fixed selling and administrative expense $ $312,000$

Net operating income $ $446,000$

If the company increases its unit sales volume by $3\%$ without increasing its fixed expenses, then total net operating income should be closest to: